單項(xiàng)選擇題When turning a ship in restricted space with a strong wind，it is normally best to（）.

A.Go ahead on both engines with the rudder hard to one side，if on a twin-screw vessel
B.Back down with the rudder hard to one side，if on a single-screw vessel
C.Take advantage of the tendency to back to port，if on a twin-screw vessel
D.Turn so that the tendency to back into the wind can be used，if on a single-screw vessel


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1.單項(xiàng)選擇題When entering the bridge，pilots of the Suez Canal want the master of the ship to fill in （）.

A.Their yellow book
B.Their seaman's book
C.Their Pilotage form
D.Their bill of health

3.單項(xiàng)選擇題What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions（）.

A.One shot of chain for every ten feet of water
B.One shot of chain for every fifteen feet of water
C.One shot of chain for every thirty feet of water
D.One shot of chain for every ninety feet of water

4.單項(xiàng)選擇題What effect is achieved from soaking an anchor（）．

A.It allows the bottom soil to consolidate
B.It gives the palms time to trip the anchor
C.It stabilizes the mooring system
D.It lubricates the anchor for better tripping

5.單項(xiàng)選擇題The centre of lateral resistance is（）.

A.the center of the hydrodynamic forces acting on the underwater hull to resist the effect of the wind
B.the point of influence of wind on the ship
C.the pivot point
D.the point on the ship's above-water structure upon which the whole force of the wind can be considered an act